Classical

Computer Networks - Protocols

1:  

Which of the following network access standard disassembler is used for connection station to a packet switched network ?

A.

X.3

B.

X.21

C.

X.25

D.

X.75

 
 

Option: C

Explanation :

For windows above 9 frames, the full 64 kbps is used. 


2:  

IP address can be used to specify a broadcast and map to hardware broadcast if available. By conversion broadcast address has hosted with all bits

A.

0

B.

1

C.

both (a) and (b)

D.

none of these

 
 

Option: B

Explanation :


3:  

 ARP (address resolution protocol) is

A.

A TCP/IP protocol used to dynamically bind a high level IP address to a low level physical hardware address

B.

ATCP/IP high level protocols for transferring files from one machine to another

C.

a protcol used to monitor computers

D.

a protocol that handles error and control messages

 
 

Option: A

Explanation :


4:  

Which of the following TCP/IP protocol is used for file transfer with minimal capability and minimal overhead ?

A.

RARP

B.

FTP

C.

TFTP

D.

TELNET

 
 

Option: B

Explanation :


5:  

How many class A, B and C networks Ids can exist?

A.

2,113,658

B.

16,382

C.

126

D.

128

 
 

Option: A

Explanation :




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Syllabus covered in this section is-

  • ISO/OSI stack
  •  LAN technologies (Ethernet, Token ring)
  •  Flow and error control techniques
  •  Routing algorithms
  •  Congestion control
  •  TCP/UDP and sockets
  •  IP(v4)
  •  Application layer protocols (icmp, dns, smtp, pop, ftp, http)
  •  Basic concepts of hubs, switches, gateways  and router

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